package edu.kit.ksri.db.mturk.plugins.performance;

/**
 * Copyright (c) 2010-2011 Karlsruhe Institute of Technology (KIT), Germany
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 * 
 * --------------------------------------------------------------------------
 * 
 * Software: CSP/WMV tool for dynamic quality management of microtasks
 * http://www.ksri.kit.edu/Upload/Users/PeopleClouds/HCOMP2011_An_extendable_toolkit_for_managing_quality_of_human-based_eServices.pdf
 * 
 * Organization: Karlsruhe Institute of Technology (KIT), Germany
 * http://www.kit.edu
 * 
 * Project: PeopleClouds project of the Karlsruhe Service Research Institute(KSRI)
 * http://www.ksri.kit.edu/Default.aspx?PageId=818
 * 
 * Contributing authors: David Bermbach, Sandra Rath, Pascal Wichmann, Robert Kern
 * 
 * ---------------------------------------------------------------------------
 * 
 * Purpose: This class represents an abstract view on the different forecast algorithms
 * used within the {@link TimeConstraintsManager}. An Example would be a linear
 * forecast but other shapes are also possible.
 */
public abstract class AbstractForecast {



	/**
	 * the associated {@link TimeConstraintsManager} object. Used for parameter
	 * retrieval
	 */
	protected TimeConstraintsManager manager = null;

	public AbstractForecast() {
		super();
	}

	/**
	 * Calculates based on the current state how many members the active pool
	 * should have at a specific point in time.
	 * 
	 * @param manager
	 *            the associated {@link TimeConstraintsManager} object. Used for
	 *            parameter retrieval
	 * 
	 * @return
	 */
	public abstract void updateActivePoolSize(TimeConstraintsManager manager);


}
